New Delhi, Jan. 28 -- Amazon.com is closing dozens of Amazon Fresh physical stores and automated Amazon Go outlets to focus on expanding its same-day grocery deliveries to more locations and adding to its Whole Foods Market operations.

The e-commerce retailer admitted in a blog post on Tuesday that although it has seen "encouraging signals" in its Amazon-branded physical grocery stores and "gathered valuable insights" about customer preferences, "we haven't yet created a truly distinctive customer experience with the right economic model needed for large-scale expansion."

Amazon will convert some of the locations to Whole Foods stores, as part of plans to open 100 or more Whole Foods Market locations in the next few years.

Amazon's sto...